In: Finance
Portfolio A consists of a 2-year zero-coupon bond with a face value of $8,000 and a 10-year zero-coupon bond with a face value of $2,000. The current yield on all bonds is 11.75% per annum. (Answer with two decimal digits accuracy)
The duration of portfolio A is
| Solution: | |||||||
| Bond | Maturity | Yeild |
Mac. Duration |
Present Value Factor (n years ,Yeild) |
Par value | Market Value | Weights |
| 2 year bond | 2 | 11.75% | 2.00 | 0.801 | $ 8,000 | $ 6,408 | 0.91 |
| 10 year bond | 10 | 11.75% | 10.00 | 0.329 | $ 2,000 | $ 658 | 0.09 |
| $ 7,066 | |||||||
| Duration of portfolio | = W1D1+W2D2+…......WnDn | ||||||
| Where | |||||||
| W = Weight of bond | |||||||
| D = Duration of bond | |||||||
| n = number of bonds in port folio | |||||||
| = 0.91*2+0.09*10 | |||||||
| = 2.72 years |